Weather History for Gaithersburg, MD

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Month of February, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 55 °F 41 °F 28 °F
Mean Temperature 45 °F 33 °F 20 °F
Min Temperature 37 °F 26 °F 12 °F
Degree Days  
Heating Degree Days (base 65) 45 32 20 882
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 48 °F 22 °F 1 °F
Precipitation  
Precipitation 0.40 in 0.05 in 0.00 in 1.29 in
Snowdepth - - - -
Wind  
Wind 28 mph 6 mph 0 mph
Gust Wind 41 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.49 in 30.04 in 29.55 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Feb. 25, 2013 Rise Set
Actual Time 6:46 AM EST 5:57 PM EST
Civil Twilight 6:19 AM EST 6:24 PM EST
Nautical Twilight 5:48 AM EST 6:55 PM EST
Astronomical Twilight 5:17 AM EST 7:26 PM EST
Moon 6:07 PM EST (2/25) 6:16 AM EST (2/25)
Length of Visible Light 12h 04m
Length of Day
11h 10m
Full, 100% of the Moon is Illuminated
Feb 25
Full
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New
Mar 19
First Quarter

Weather History Calendar

 
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
28 | 17 0.00
Average:
- | - -
Partly Cloudy
Actual:
28 | 12 0.00
Average:
- | - -
Partly Cloudy
Actual:
33 | 21 0.00
Average:
- | - -
Partly Cloudy
Actual:
35 | 21 0.00
Average:
- | - -
Mostly Cloudy
Actual:
37 | 28 0.00
Average:
- | - -
Partly Cloudy
Actual:
42 | 26 0.00
Average:
- | - -
Partly Cloudy
Actual:
35 | 24 0.00
Average:
- | - -
Overcast
Actual:
39 | 32 0.09
Average:
- | - -
Scattered Clouds
Actual:
37 | 24 0.00
Average:
- | - -
Clear
Actual:
44 | 17 0.00
Average:
- | - -
Partly Cloudy
Actual:
53 | 33 0.29
Average:
- | - -
Scattered Clouds
Actual:
53 | 33 0.00
Average:
- | - -
Partly Cloudy
Actual:
44 | 28 0.17
Average:
- | - -
Scattered Clouds
Actual:
46 | 30 0.08
Average:
- | - -
Partly Cloudy
Actual:
55 | 28 0.14
Average:
- | - -
Partly Cloudy
Actual:
35 | 28 0.00
Average:
- | - -
Partly Cloudy
Actual:
28 | 21 0.00
Average:
- | - -
Clear
Actual:
41 | 17 0.00
Average:
- | - -
Partly Cloudy
Actual:
44 | 33 0.09
Average:
- | - -
Partly Cloudy
Actual:
35 | 23 0.00
Average:
- | - -
Scattered Clouds
Actual:
35 | 21 0.00
Average:
- | - -
Partly Cloudy
Actual:
32 | 26 0.00
Average:
- | - -
Overcast
Actual:
46 | 30 0.00
Average:
- | - -
Partly Cloudy
Actual:
48 | 28 0.00
Average:
- | - -
Clear
Actual:
44 | 24 0.00
Average:
- | - -
Partly Cloudy
Actual:
42 | 28 0.40
Average:
- | - -
Overcast
Actual:
53 | 37 0.02
Average:
- | - -
Partly Cloudy
Actual:
44 | 37 0.01
Average:
- | - -
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Feb high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 28 22 17 23 8 1 86 52 39 30.38 30.10 29.83 10 9 2 25 8 37 0.00  
2 28 20 12 25 12 1 93 67 40 30.39 30.23 30.03 10 9 1 9 5 - 0.00  
3 33 27 21 27 23 16 93 82 64 30.02 29.91 29.84 10 9 2 21 2 28 0.00  
4 35 28 21 19 13 9 63 51 38 30.11 30.01 29.91 10 10 10 18 9 26 0.00  
5 37 32 28 27 23 18 80 66 60 29.95 29.90 29.87 10 10 10 6 1 - 0.00  
6 42 36 26 28 24 18 93 65 45 30.36 30.18 29.95 10 10 10 18 4 26 0.00  
7 35 30 24 27 21 18 86 67 56 30.46 30.37 30.23 10 10 10 12 3 - 0.00  
8 39 36 32 36 30 19 93 81 56 30.22 29.93 29.77 10 7 2 28 6 40 0.09  
9 37 30 24 19 15 10 64 53 35 30.41 30.21 29.93 10 10 10 23 13 41 0.00  
10 44 30 17 19 14 10 86 52 25 30.49 30.39 30.25 10 10 10 10 3 - 0.00  
11 53 43 33 48 39 21 93 83 41 30.25 29.94 29.73 10 8 2 20 7 24 0.29  
12 53 45 33 30 26 23 75 47 33 30.01 29.94 29.83 10 10 10 24 11 34 0.00  
13 44 36 28 32 27 23 93 73 49 29.98 29.82 29.69 10 8 1 9 2 - 0.17  
14 46 38 30 30 27 25 93 69 43 30.03 29.97 29.79 10 9 2 14 5 - 0.08  
15 55 42 28 36 30 27 93 70 36 30.05 30.00 29.92 10 9 1 16 3 28 0.14  
16 35 32 28 32 26 14 93 75 51 30.03 29.94 29.85 10 7 0 12 3 21 0.00  
17 28 24 21 16 9 3 64 51 37 30.19 29.98 29.85 10 10 8 25 13 36 0.00  
18 41 29 17 14 7 3 58 41 26 30.39 30.28 30.17 10 10 10 18 10 30 0.00  
19 44 38 33 37 27 14 93 65 44 30.17 29.92 29.73 10 10 3 17 8 26 0.09  
20 35 29 23 18 12 7 55 48 38 30.17 30.02 29.87 10 10 10 25 15 36 0.00  
21 35 28 21 18 12 9 74 52 38 30.34 30.21 30.13 10 10 10 20 12 30 0.00  
22 32 29 26 28 21 14 93 73 55 30.39 30.32 30.23 10 10 7 9 4 - 0.00  
23 46 38 30 43 35 28 100 93 87 30.22 30.00 29.84 10 3 1 7 3 - 0.00  
24 48 39 28 37 28 16 100 67 39 30.13 29.94 29.82 10 7 0 23 7 31 0.00  
25 44 34 24 25 20 16 80 56 37 30.23 30.19 30.12 10 10 10 9 5 - 0.00  
26 42 35 28 39 30 21 93 80 65 30.24 30.03 29.64 10 8 3 18 5 32 0.40  
27 53 45 37 39 35 30 93 71 47 29.72 29.64 29.55 10 8 2 15 7 21 0.02  
28 44 40 37 36 28 23 87 61 46 29.75 29.69 29.65 10 10 8 17 8 23 0.01